/*
 * Copyright (C) 2013 Peng fei Pan <sky@xiaopan.me>
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package me.xiaopan.java.lang;

/**
 * Short相关的工具函数
 */
public class ShortUtils {
	/**
	 * 将字节数组data转换成一个短整型数据
	 * @param data 源数组
	 * @return 一个短整型数据
	 */
	public static short valueOf(byte[] data){
		short res = 0;
		if(data.length >= 2){
			res = (short)((data[0] << 8) + (data[1] & 0xFF));
		}else if(data.length == 1){
			res = (short) data[0];
		}
		return res;
	}
}
